CN214755840U

CN214755840U - Motor protection device of oil pumping unit

Info

Publication number: CN214755840U
Application number: CN202120818302.5U
Authority: CN
Inventors: 李财禄; 李建
Original assignee: Tianjin Lijian Industry And Trade Co ltd
Current assignee: Tianjin Lijian Industry And Trade Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-16
Anticipated expiration: 2031-04-20

Abstract

The utility model provides a beam-pumping unit motor protector belongs to beam-pumping unit protection technical field. The motor protection device of the oil pumping unit comprises a protection mechanism, a rotating mechanism and an elastic sealing gasket. The protection mechanism comprises a barrel, a first plate and a second plate, the first plate and the second plate are fixed at two ends of the barrel respectively, heat dissipation holes are formed in the surface of the barrel, shaft holes are formed in the surface of the first plate, the rotating mechanism comprises a rotating piece and a frame body, and the rotating piece is rotatably installed on the surface of the second plate. The utility model discloses a barrel, first plate body, second plate body and the cooperation of elastic sealing pad can block the sand blown by the wind, protect the motor, reduce the possibility that the motor damaged, and when using the motor, through rotating the rotating member, can shift out elastic sealing pad in the radiating hole from the barrel surface, improve the gas permeability of barrel, do benefit to gaseous flow, do benefit to the heat dissipation of motor.

Description

Motor protection device of oil pumping unit

Technical Field

The utility model relates to a beam-pumping unit field particularly, relates to a beam-pumping unit motor protector.

Background

The oil pumping machine is a machine for exploiting oil, and is commonly called a head knocking machine. The pumping unit is the most main lifting equipment in the rod pumping system. According to whether there is a walking beam, it can be divided into a walking beam type pumping unit and a non-walking beam type pumping unit.

The beam-pumping unit utilizes each part of motor drive to carry out the operation usually, for reducing the erosion of sand blown by the wind, rainwater to the motor, can establish confined lag usually at the motor surface cover, but, when using the motor, confined lag gas permeability is poor, is unfavorable for the heat dissipation of motor.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a beam-pumping unit motor protector aims at the radiating problem of the inconvenient motor of traditional lag.

The utility model discloses a realize like this:

the utility model provides a beam-pumping unit motor protector, including protection machanism, rotary mechanism and elastic sealing pad.

Protection machanism includes barrel, first plate body and second plate body, just first plate body with the second plate body is fixed respectively the both ends of barrel, the louvre has been seted up on the barrel surface, the shaft hole has been seted up on first plate body surface, rotary mechanism includes swivel and support body, the swivel rotate install in second plate body surface, the support body set up in the barrel, just support body one side with swivel fixed connection, the gasket is fixed the support body surface, and the gasket one side of elasticity is pegged graft and is in the louvre is downthehole.

In an embodiment of the present invention, the supporting plate is disposed at an interval inside the barrel, and the supporting plate is an angle plate.

In an embodiment of the present invention, the first plate body and the second plate body have the same specification, and the first plate body and the second plate body are connected to the barrel body in a detachable manner.

The utility model discloses an in an embodiment, the both ends of barrel all are provided with the flange, first plate surface with the equal spiro union in second plate surface has the bolt, bolt one end with correspond flange threaded connection.

The utility model discloses an in one embodiment, the rotating member includes pivot and hand wheel, the pivot rotate install in second plate body surface, just the pivot with support body fixed connection, the hand wheel is installed pivot one end.

The utility model discloses an in the embodiment, the hand wheel surface is provided with the arch, protruding surface spiro union has the screw, second plate body surface seted up with screw assorted screw, the one end spiro union of screw is in the screw.

In an embodiment of the present invention, the cylinder and the rotating shaft are coaxially disposed, and one end of the rotating shaft is located at the center of the hand wheel.

The utility model discloses an in one embodiment, the support body includes ring body and hack lever, the ring body cover is established the rotating member surface, just the inner wall of ring body pass through the connecting rod with rotating member fixed connection, hack lever one end with the ring body is fixed, the elastic sealing pad with hack lever fixed connection.

In an embodiment of the present invention, a sliding groove is formed on the surface of the first plate, the other end of the rack rod is slidably inserted into the rack rod, and the sliding groove is annular.

In an embodiment of the present invention, the heat dissipation holes are waist-shaped holes, and the elastic sealing gasket covers the heat dissipation holes.

The utility model has the advantages that: the utility model discloses a beam-pumping unit motor protector who obtains through above-mentioned design, when using, install the beam-pumping unit motor inside the barrel to make the elastic sealing gasket insert in the louvre hole, barrel, first plate body, second plate body and elastic sealing gasket can block the sand and wind, protect the motor, reduce the possibility that the motor damaged; when the motor is used, the rotating piece is rotated, the frame body and the elastic sealing gasket can move, the elastic sealing gasket can be moved out from the inside of the heat dissipation hole, and then the heat dissipation hole can be used for passing through gas, so that the gas flowing is facilitated, and the heat dissipation of the motor is facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a motor protector of an oil pumping unit provided by an embodiment of the present invention;

fig. 2 is a schematic side view of a first plate according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a rotating mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram a in fig. 1 according to an embodiment of the present invention.

In the figure: 100-a guard mechanism; 110-a cylinder; 111-plate; 112-a flange; 120-a first plate body; 121-a chute; 130-a second plate body; 131-screw holes; 140-heat dissipation holes; 150-shaft hole; 160-bolt; 200-a rotation mechanism; 210-a rotating member; 211-a rotating shaft; 212-hand wheel; 213-a protrusion; 214-screws; 220-frame body; 221-ring body; 222-a frame bar; 223-connecting rod; 300-elastic sealing gasket.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a motor protection device for a pumping unit, which comprises a protection mechanism 100, a rotation mechanism 200 and an elastic sealing gasket 300, wherein the elastic sealing gasket 300 is used to improve the sealing performance of the protection mechanism 100, and the elastic sealing gasket 300 can be moved by the rotation of the rotation mechanism 200.

Referring to fig. 1-2, the protection mechanism 100 includes a barrel 110, a first plate 120 and a second plate 130, the first plate 120 and the second plate 130 are respectively fixed at two ends of the barrel 110, a heat dissipation hole 140 is formed on the surface of the barrel 110, a shaft hole 150 is formed on the surface of the first plate 120, when the protection mechanism is implemented, a motor of the pumping unit is installed inside the barrel 110, an output shaft of the motor can pass through the shaft hole 150, the size of the shaft hole 150 can be determined according to the actual specification of the motor, and the heat dissipation effect of the barrel 110 can be improved due to the arrangement of the heat dissipation hole 140.

In this embodiment, the support plate 111 is spaced inside the cylinder 110, the support plate 111 is an angle plate, the support plate 111 and the motor housing are fixed together by welding or screwing, the support plate 111 can support the motor, and the support plate 111 and the frame body 220 are arranged in a staggered manner;

preferably, the first plate 120 and the second plate 130 have the same specification, and the first plate 120 and the second plate 130 are both detachably connected to the cylinder 110, so that the first plate 120 and the second plate 130 can be disassembled and assembled, which is beneficial to overhaul a motor inside the cylinder 110; further, both ends of the cylinder 110 are provided with flanges 112, the surfaces of the first plate 120 and the second plate 130 are respectively screwed with bolts 160, one end of each bolt 160 is in threaded connection with the corresponding flange 112, the bolts 160 fix the first plate 120 and the second plate 130 with the corresponding flange 112 in a threaded connection manner, so that the first plate 120 and the second plate 130 are connected with the cylinder 110, the first plate 120 and the second plate 130 can be disassembled and assembled, and the joint of the flange 112 and the cylinder 110 is integrally formed.

Referring to fig. 1, 3 and 4, the rotating mechanism 200 includes a rotating member 210 and a frame body 220, the rotating member 210 is rotatably mounted on the surface of the second plate 130, the frame body 220 is disposed in the barrel 110, and one side of the frame body 220 is fixedly connected to the rotating member 210, when the embodiment is implemented, the rotating member 210 is rotated to move the frame body 220, so as to drive the elastic sealing gasket 300 to move, the elastic sealing gasket 300 can be moved out from the inside of the heat dissipation hole 140, and the heat dissipation hole 140 can pass through the gas, thereby facilitating the flow of the gas and the heat dissipation of the motor.

In this embodiment, the rotating member 210 includes a rotating shaft 211 and a hand wheel 212, the rotating shaft 211 is rotatably mounted on the surface of the second plate 130, the rotating shaft 211 is fixedly connected to the frame body 220, the hand wheel 212 is mounted at one end of the rotating shaft 211, a bearing is disposed at a joint of the rotating shaft 211 and the second plate 130, and an operator can rotate the rotating shaft 211 by rotating the hand wheel 212, so as to achieve the purpose of rotating the rotating member 210;

preferably, a protrusion 213 is arranged on the surface of the hand wheel 212, a screw 214 is screwed on the surface of the protrusion 213, a screw hole 131 matched with the screw 214 is formed on the surface of the second plate body 130, one end of the screw 214 is screwed in the screw hole 131, when the screw 214 is screwed in the screw hole 131, the protrusion 213 can be fixed, and then the hand wheel 212 and the rotating shaft 211 are fixed, so that the purpose of fixing the rotating member 210 is achieved, and the screw 214 is rotated, so that the screw 214 can be moved out of the screw hole 131, the locking of the rotating member 210 can be released, and an operator can rotate the rotating member 210; the cylinder 110 and the rotating shaft 211 are coaxially arranged, and one end of the rotating shaft 211 is positioned in the center of the hand wheel 212;

it should be noted that the frame body 220 includes a ring body 221 and a frame rod 222, the ring body 221 is sleeved on the surface of the rotating member 210, an inner wall of the ring body 221 is fixedly connected with the rotating member 210 through a connecting rod 223, one end of the frame rod 222 is fixed with the ring body 221, the elastic sealing gasket 300 is fixedly connected with the frame rod 222, the connecting rod 223 is fixedly connected with a rotating shaft 211 in the rotating member 210, and when the rotating member 210 rotates, the connecting rod 223, the ring body 221 and the frame rod 222 are driven to move, so as to drive the elastic sealing gasket 300 to move; the sliding groove 121 is formed on the surface of the first plate 120, the other end of the frame bar 222 is slidably inserted into the frame bar 222, and the sliding groove 121 is annular, so that the sliding groove 121 can limit the movement of the frame bar 222, and the movement of the frame bar 222 is more stable.

Referring to fig. 1 and 3, the elastic sealing gasket 300 is fixed on the surface of the frame body 220, and one side of the elastic sealing gasket 300 is inserted into the hole of the heat dissipation hole 140, when the elastic sealing gasket 300 is inserted into the heat dissipation hole 140, the heat dissipation hole 140 can be sealed, the sealing performance of the barrel 110 is improved, the possibility that the fluid such as gas, liquid and wind sand enters the barrel 110 is reduced, and after the elastic sealing gasket 300 is removed from the heat dissipation hole 140, the air permeability of the barrel 110 can be improved, which is beneficial for heat dissipation, in addition, the elastic sealing gasket 300 can be made of elastic silica gel or rubber, and the elastic sealing gasket 300 has toughness and elasticity, can deform, and is beneficial for being removed from the heat dissipation hole 140.

In the present embodiment, the heat dissipation hole 140 is a waist-shaped hole, and the elastic sealing gasket 300 covers the heat dissipation hole 140, so as to facilitate the elastic sealing gasket 300 to seal the heat dissipation hole 140.

Specifically, this beam-pumping unit motor protector's theory of operation: when the oil pumping machine is used, the motor of the oil pumping machine is arranged in the barrel 110, the elastic sealing gasket 300 is inserted into the hole of the heat dissipation hole 140, the elastic sealing gasket 300 can seal the heat dissipation hole 140, the sealing performance of the barrel 110 is improved, the barrel 110, the first plate body 120 and the second plate body 130 are sleeved on the surface of the motor, wind and sand can be blocked, the motor is protected, and the possibility of damage to the motor is reduced; when using the motor, rotate rotating member 210, can remove support body 220, and then drive the sealed pad of elasticity 300 and remove, can follow the sealed pad of elasticity 300 inside the louvre 140 of shifting out, then louvre 140 alright in order to pass through gas, do benefit to gaseous flow, do benefit to the heat dissipation of motor.

It should be noted that the specific model specification of the handwheel 212 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A motor protector for oil pumping unit is characterized by comprising

The protection mechanism (100) comprises a cylinder body (110), a first plate body (120) and a second plate body (130), the first plate body (120) and the second plate body (130) are respectively fixed at two ends of the cylinder body (110), a heat dissipation hole (140) is formed in the surface of the cylinder body (110), and a shaft hole (150) is formed in the surface of the first plate body (120);

the rotating mechanism (200) comprises a rotating piece (210) and a frame body (220), the rotating piece (210) is rotatably installed on the surface of the second plate body (130), the frame body (220) is arranged in the cylinder body (110), and one side of the frame body (220) is fixedly connected with the rotating piece (210);

the elastic sealing gasket (300) is fixed on the surface of the frame body (220), and one side of the elastic sealing gasket (300) is inserted into the hole of the heat dissipation hole (140).

2. The motor protector for the oil pumping unit according to claim 1, characterized in that a support plate (111) is arranged at an interval inside the cylinder (110), and the support plate (111) is an angle plate.

3. The motor protector of the pumping unit according to claim 1, characterized in that the first plate body (120) and the second plate body (130) have the same specification, and the first plate body (120) and the second plate body (130) are detachably connected with the cylinder body (110).

4. The motor protector for the oil pumping unit according to claim 1, wherein flanges (112) are arranged at two ends of the cylinder (110), bolts (160) are screwed on the surfaces of the first plate body (120) and the second plate body (130), and one end of each bolt (160) is in threaded connection with the corresponding flange (112).

5. The motor protector for the oil pumping unit according to claim 1, wherein the rotating member (210) comprises a rotating shaft (211) and a hand wheel (212), the rotating shaft (211) is rotatably mounted on the surface of the second plate body (130), the rotating shaft (211) is fixedly connected with the frame body (220), and the hand wheel (212) is mounted at one end of the rotating shaft (211).

6. The motor protector of the pumping unit according to claim 5, wherein a protrusion (213) is arranged on the surface of the hand wheel (212), a screw (214) is screwed on the surface of the protrusion (213), a screw hole (131) matched with the screw (214) is formed on the surface of the second plate body (130), and one end of the screw (214) is screwed in the screw hole (131).

7. The motor protector for the oil pumping unit according to claim 5, characterized in that the cylinder (110) and the rotating shaft (211) are coaxially arranged, and one end of the rotating shaft (211) is located at the center of the hand wheel (212).

8. The motor protector for the oil pumping unit according to claim 1, wherein the frame body (220) comprises a ring body (221) and a frame rod (222), the ring body (221) is sleeved on the surface of the rotating member (210), the inner wall of the ring body (221) is fixedly connected with the rotating member (210) through a connecting rod (223), one end of the frame rod (222) is fixed with the ring body (221), and the elastic sealing gasket (300) is fixedly connected with the frame rod (222).

9. The motor protector for pumping unit according to claim 8, wherein the first plate (120) has a sliding slot (121) formed on a surface thereof, the other end of the frame bar (222) is slidably inserted into the frame bar (222), and the sliding slot (121) is annular.

10. The motor protector of oil extractor according to claim 1, characterized in that the heat dissipation hole (140) is a kidney-shaped hole, and the elastic sealing gasket (300) covers the heat dissipation hole (140).